... 6m)3 TECHNICAL SPECIFICATION(1) Unpowered Un-coiler:Used to support and open the coil, single-head ... combination structure, and its art adopts Germany COPRA professional software, and has FEA analysis, which can promise the ... structure, and its art adopts Germany COPRA professional software, and has FEA analysis, which can promise the ... about 10m/min The roll forming machine used for restraining dust